package com.liu.service;

import java.util.List;

import com.liu.po.UserInfo;

public interface UserInfoService {
	public boolean addUser(UserInfo user);


	public List<UserInfo> queryUserByName(UserInfo user);
	
	/**
	 * 修改用户信息
	 * @param userInfo
	 * @return
	 */
	public boolean updateUser(UserInfo userInfo); 
	
	public UserInfo queryUserById(Integer userId); 
}
